Limitations do exist in this administrative database study.
To identify a species as the modifier of a reaction, this information must exist in the database.
A case report is created in SmiNet when a clinical or a laboratory report is received, provided that this patient does not already exist in the database.
Another type of integrity, known as referential integrity, requires that an entity referenced by the data for some other entity must itself exist in the database.
Specifically, unlabeled sound files can be queried or annotated with out-of-vocabulary concepts, that is, tags that do not currently exist in the database.
The algorithm can tell you wrote Pollice instead of Police or respond with a red flag when the written word simply does not exist in the database (e.g. "poleez").
Furthermore, if none of these sounds contain the tag "kitty" a user who queries with this out of vocabulary tag might not receive any results, even though several cat/kitty sounds exist in the database.
A similarity search using a query molecule that does not exist in the database nevertheless requires the use of a fingerprint that can be calculated within SA2 (i.e. not an external fingerprint that has been imported into the database).
Null is a special marker used in Structured Query Language (SQL) to indicate that a data value does not exist in the database.
We recognize that other plant-based foods exist in the database, such as in the USDA food groups Ethnic Foods, Snacks, and Fast Foods, however upon further inspection we found that few if any of these entries contained IAA measurements.
